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274 lines
10 KiB
Python
274 lines
10 KiB
Python
# Copyright 2025 Collate
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# Licensed under the Collate Community License, Version 1.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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# https://github.com/open-metadata/OpenMetadata/blob/main/ingestion/LICENSE
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""
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Test helpers module
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"""
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import uuid
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from unittest import TestCase
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from metadata.generated.schema.entity.data.table import Column, DataType, Table
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from metadata.generated.schema.entity.feed.suggestion import Suggestion, SuggestionType
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from metadata.generated.schema.type.basic import EntityLink
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from metadata.generated.schema.type.tagLabel import (
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LabelType,
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State,
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TagLabel,
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TagSource,
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)
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from metadata.utils.helpers import (
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clean_up_starting_ending_double_quotes_in_string,
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deep_size_of_dict,
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find_suggestion,
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format_large_string_numbers,
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get_entity_tier_from_tags,
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is_safe_sql_query,
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list_to_dict,
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pretty_print_time_duration,
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)
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class TestHelpers(TestCase):
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"""
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Test helpers module
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"""
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def test_list_to_dict(self):
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original = ["key=value", "a=b"]
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self.assertEqual(list_to_dict(original=original), {"key": "value", "a": "b"})
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self.assertEqual(list_to_dict([]), {})
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self.assertEqual(list_to_dict(None), {})
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def test_clean_up_starting_ending_double_quotes_in_string(self):
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input_ = '"password"'
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output_ = "password"
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assert clean_up_starting_ending_double_quotes_in_string(input_) == output_
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def test_get_entity_tier_from_tags(self):
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"""test correct entity tier are returned"""
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table_entity_w_tier = Table(
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id=uuid.uuid4(),
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name="table_entity_test",
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columns=[Column(name="col1", dataType=DataType.STRING)],
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tags=[
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TagLabel(
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tagFQN="Tier.Tier1",
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source=TagSource.Classification,
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labelType=LabelType.Automated,
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state=State.Confirmed,
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),
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TagLabel(
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tagFQN="Foo.Bar",
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source=TagSource.Classification,
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labelType=LabelType.Automated,
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state=State.Confirmed,
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),
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],
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)
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assert get_entity_tier_from_tags(table_entity_w_tier.tags) == "Tier.Tier1"
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table_entity_wo_tier = Table(
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id=uuid.uuid4(),
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name="table_entity_test",
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columns=[Column(name="col1", dataType=DataType.STRING)],
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tags=[
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TagLabel(
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tagFQN="Foo.Bar",
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source=TagSource.Classification,
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labelType=LabelType.Automated,
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state=State.Confirmed,
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)
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],
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)
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assert get_entity_tier_from_tags(table_entity_wo_tier.tags) is None
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def test_deep_size_of_dict(self):
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"""test deep size of dict"""
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test_dict = {
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"a": 1,
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"b": {"c": 2, "d": {"e": "Hello World", "f": [4, 5, 6]}},
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}
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assert deep_size_of_dict(test_dict) >= 1000
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assert deep_size_of_dict(test_dict) <= 1500
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def test_is_safe_sql_query(self):
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"""Test is_safe_sql_query function"""
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delete_query = """
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DELETE FROM airflow_task_instance
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WHERE dag_id = 'test_dag_id'
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"""
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drop_query = """
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DROP TABLE IF EXISTS test_table
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"""
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create_query = """
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CREATE TABLE test_table (
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id INT,
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name VARCHAR(255)
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)
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"""
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select_query = """
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SELECT * FROM test_table
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"""
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cte_query = """
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WITH foo AS (
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SELECT * FROM test_table
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)
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SELECT * FROM foo
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"""
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transaction_query = """
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BEGIN TRAN T1;
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UPDATE table1 ...;
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BEGIN TRAN M2 WITH MARK;
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UPDATE table2 ...;
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SELECT * from table1;
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COMMIT TRAN M2;
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UPDATE table3 ...;
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COMMIT TRAN T1;
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""" # noqa: W291
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self.assertFalse(is_safe_sql_query(delete_query))
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self.assertFalse(is_safe_sql_query(drop_query))
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self.assertFalse(is_safe_sql_query(create_query))
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self.assertTrue(is_safe_sql_query(select_query))
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self.assertTrue(is_safe_sql_query(cte_query))
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self.assertFalse(is_safe_sql_query(transaction_query))
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def test_is_safe_sql_query_case_insensitive(self):
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"""Test is_safe_sql_query handles different case variations"""
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self.assertFalse(is_safe_sql_query("delete from table1"))
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self.assertFalse(is_safe_sql_query("DELETE from table1"))
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self.assertFalse(is_safe_sql_query("Delete From table1"))
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self.assertFalse(is_safe_sql_query("drop table test"))
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self.assertFalse(is_safe_sql_query("DROP TABLE test"))
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self.assertFalse(is_safe_sql_query("Drop Table test"))
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self.assertFalse(is_safe_sql_query("insert into table1 values (1)"))
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self.assertFalse(is_safe_sql_query("INSERT INTO table1 VALUES (1)"))
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self.assertFalse(is_safe_sql_query("update table1 set col = 1"))
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self.assertFalse(is_safe_sql_query("UPDATE table1 SET col = 1"))
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self.assertFalse(is_safe_sql_query("truncate table test"))
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self.assertFalse(is_safe_sql_query("TRUNCATE TABLE test"))
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def test_is_safe_sql_query_dangerous_functions(self):
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"""Test is_safe_sql_query blocks dangerous database functions"""
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self.assertFalse(is_safe_sql_query("SELECT pg_read_file('/etc/passwd')"))
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self.assertFalse(is_safe_sql_query("SELECT PG_READ_FILE('/etc/passwd')"))
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self.assertFalse(is_safe_sql_query("SELECT Pg_Read_File('/etc/passwd')"))
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self.assertFalse(is_safe_sql_query("SELECT lo_import('/etc/passwd')"))
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self.assertFalse(is_safe_sql_query("SELECT LO_IMPORT('/etc/passwd')"))
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self.assertFalse(is_safe_sql_query("SELECT pg_write_file('/tmp/test', 'data')"))
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self.assertFalse(is_safe_sql_query("SELECT PG_WRITE_FILE('/tmp/test', 'data')"))
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self.assertFalse(is_safe_sql_query("EXEC xp_cmdshell 'dir'"))
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self.assertFalse(is_safe_sql_query("exec XP_CMDSHELL 'dir'"))
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self.assertFalse(is_safe_sql_query("EXEC Xp_Cmdshell 'dir'"))
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self.assertFalse(is_safe_sql_query("EXEC sp_oacreate 'obj'"))
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self.assertFalse(is_safe_sql_query("exec SP_OACREATE 'obj'"))
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def test_is_safe_sql_query_none_input(self):
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"""Test is_safe_sql_query handles None input"""
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self.assertTrue(is_safe_sql_query(None))
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def test_format_large_string_numbers(self):
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"""test format_large_string_numbers"""
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assert format_large_string_numbers(1000) == "1.000K"
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assert format_large_string_numbers(1001) == "1.001K"
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assert format_large_string_numbers(1000000) == "1.000M"
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assert format_large_string_numbers(1000000000) == "1.000B"
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assert format_large_string_numbers(1000000000000) == "1.000T"
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assert format_large_string_numbers(10000000000000) == "10.000T"
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assert format_large_string_numbers(100000000000000) == "100.000T"
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assert format_large_string_numbers(1000000000000000) == "1e15"
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assert format_large_string_numbers(10000000000000000) == "10e15"
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assert format_large_string_numbers(100000000000000000) == "100e15"
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assert format_large_string_numbers(1000000000000000000) == "1e18"
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def test_find_suggestion(self):
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"""we can get one possible suggestion"""
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suggestions = [
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Suggestion(
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id=uuid.uuid4(),
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type=SuggestionType.SuggestDescription,
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entityLink=EntityLink("<#E::table::tableFQN>"),
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description="something",
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),
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Suggestion(
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id=uuid.uuid4(),
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type=SuggestionType.SuggestDescription,
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entityLink=EntityLink("<#E::table::tableFQN::columns::col>"),
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description="something",
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),
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]
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self.assertIsNone(
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find_suggestion(
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suggestions=suggestions,
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suggestion_type=SuggestionType.SuggestTagLabel,
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entity_link=...,
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)
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)
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self.assertIsNone(
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find_suggestion(
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suggestions=suggestions,
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suggestion_type=SuggestionType.SuggestDescription,
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entity_link=...,
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)
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)
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suggestion_table = find_suggestion(
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suggestions=suggestions,
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suggestion_type=SuggestionType.SuggestDescription,
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entity_link=EntityLink("<#E::table::tableFQN>"),
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)
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self.assertEqual(suggestion_table, suggestions[0])
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suggestion_col = find_suggestion(
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suggestions=suggestions,
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suggestion_type=SuggestionType.SuggestDescription,
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entity_link=EntityLink("<#E::table::tableFQN::columns::col>"),
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)
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self.assertEqual(suggestion_col, suggestions[1])
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def test_pretty_print_time_duration(self):
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self.assertEqual(pretty_print_time_duration(10), "10s 000.000ms")
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self.assertEqual(pretty_print_time_duration(100), "1m 40s 000.000ms")
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self.assertEqual(pretty_print_time_duration(1000), "16m 40s 000.000ms")
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self.assertEqual(pretty_print_time_duration(10000), "2h 46m 40s 000.000ms")
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self.assertEqual(pretty_print_time_duration(100000), "1day(s) 03h 46m 40s 000.000ms")
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self.assertEqual(pretty_print_time_duration(1000000), "11day(s) 13h 46m 40s 000.000ms")
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self.assertEqual(pretty_print_time_duration(20), "20s 000.000ms")
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self.assertEqual(pretty_print_time_duration(200), "3m 20s 000.000ms")
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self.assertEqual(pretty_print_time_duration(2000), "33m 20s 000.000ms")
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self.assertEqual(pretty_print_time_duration(20000), "5h 33m 20s 000.000ms")
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self.assertEqual(pretty_print_time_duration(200000), "2day(s) 07h 33m 20s 000.000ms")
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self.assertEqual(pretty_print_time_duration(2000000), "23day(s) 03h 33m 20s 000.000ms")
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self.assertEqual(pretty_print_time_duration(0.5), "500.000ms")
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self.assertEqual(pretty_print_time_duration(1.234), "1s 234.000ms")
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self.assertEqual(pretty_print_time_duration(65.5), "1m 05s 500.000ms")
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